You were walking towards school, wearing your uniform; black skirt, white shirt, knee-high socks and tie. You always had a back exit closer, so that day you also went that way.

However, behind the school, right next to the entrance you wanted to enter, a strange boy was standing. He was smoking a cigarette and looking straight at you. You couldn't recognize him but then you remembered the rumors about Joker's son who was going to join your school...